This illumination by Fouquet shows some useful details on the figure on the far left, including the location of the seam. Only one of the tails has points hanging from it, suggesting that a common lace ties up both tails.
A Tacuinum Sanitatis shows an earlier example of a similar cut.
Another image of vomiting from the Tacuinum Sanitatis shows how 14th or early 15th c. full length hose is significantly shorter and attaches lower than full length hose from later in the 15th century.
The Burial of the Wood, c. 1466 shows a partial lining and other details. Take advantage of the magnification function to appreciate the details.
Here is an article with a pattern for extant hose from 1490-1535. Joined hose, but a reasonable starting point for understanding the separate hose that is full length in back.
Here is synopsis of an article on hose from Alpirsbach, also shown in the article above. There are also patterns for stockings and a doublet: note the internal waistband for pointing hose to. Here is another article on the hose. Here is a commercial pattern based on the hose. Here is another photograph.
These panzerhose are probably similar in cut to civilian hose.
See also this gallery of hose images.